I tape it directly to the shock cord near the nc withseveral wraps of masking tape. I lift the nc and pull the pin just before connecting the ignitor. It is loud in the open, but nestled inside the tube against the chute it isn't too loud to sit on the pad awile. It will definitely help in tall grass, but as has been said, it isn't getting you the last 100 yds, maybe 25-50 yds. It got me my rocket back out of thigh deep wheat though. You couldn't see the rocket even two paces away, so the the siren absolutely saved the rocket.